Tissue Therapy of Transsphincteric Anal Fistula

ConditionAnal Fistula
Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexAll
Age18+
SponsorUniversity of Southern Denmark

About this trial

This clinical study aims to evaluate the outcome of the treatment of complex perianal fistulas (PAF) by the combination of minimal surgical debridement with regenerative cellular therapeutics.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

able to communicate with Danish language

able to provide informed consent

having address in the region of southern Denmark during the study

Disqualifiers

Signs of suppuration/cavitation around the fistula

Simple or low anal fistula, which can be treated by simple surgical incision

Ano-vaginal and recto-vaginal fistula

The presence of more than one fistula tract, more than two external orifices or more than one internal orifice

Trial design

Design model

Parallel

Treatments tested in this trial

  • ADRC injection

    Drug

    Allocated patients will receive injection of 5 ml suspension including 30 million autologous adipose-derived regenerative cells ADRC and injected at the same site of the lipoaspirate injection.

  • ADRC001 injection

    Drug

    Allocated patients will receive injection of 5 ml suspension including 30 million allogenic adipose-derived regenerative cells ADRC001 and injected at the same site of the lipoaspirate injection.

Treatment groups

75 Participants
are divided into 2 treatment groups
Group A: Autologous ADRCExperimental treatment 1 intervention
Group B: allogenic ADRC001Experimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Healing rate (percentage)

Clinical healing is defined as closure of the external opening(s), absence/cessation of discharge and swelling by palpation.

Time frame
at 6 and 12 months follow-up

Secondary outcomes

1

QoL

functional outcome regarding quality of life, measured by Short Form SF-36 Rand questionnaire.

Time frame
at12 months follow-up.
2

Fecal Incontinence

functional outcome regarding fecal incontinence, measured by Wexner Fecal Incontinence score.

Time frame
at12 months follow-up.
3

Risk factors for recurrence of fistula.

Risk factors for recurrence of fistula including demography, prevoius surgery for fistula, disease duration and treatment arm.

Time frame
at12 months follow-up.
4

Radiological healing.

Radiological healing, defined as no visible fistula or fluid collection more than 5 mm at MR imaging.

Time frame
at12 months follow-up.

Other outcomes

Sponsors and contacts

Click on the lead sponsor to view all of their trials.